MowerPartsGroup 2 Heavy Duty Spindle Assemblies AYP 130794 with Pulleys 153535 2 Spindles Replaces AYP: 130794; 5 pt star hole 2 Pulleys Replaces AYP: 129861, 153535, 173436 Fits Most 42" AYP decks Height: 7", Includes blade bolt, washer, and mounting bolts, No Threads, self tapping Pulley OD: 5 1/8"; Double Hex ID .640"